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| College Preparatory School of America | C | 2 | | College of Dupage | private | IL | |
| Griffith High School | C | 1 | | Purdue University Northwest Regional | Griffith Public Schools | IN | |
| Griffith Jr/Sr High School | B | 1 | | Purdue University Northwest Regional | Griffith Public Schools | IN | |
| Lake Central High School | C | 2 | | Valpo Regional | Lake Central School Corp. | IN | |
| Manchester Jr/Sr High School | B | 1 | | Manchester University | Manchester Community Schools | IN | |
| Naper Valley Homeschool | C | 1 | | Illinois Regional | Naper Valley Homeschool | IL |
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| Northridge High School | C | 3 | | Manchester University | Middlebury Schools | IN | |
| Northridge Middle School | B | 1 | | Manchester University | Middlebury Schools | IN | |
| Robert Taft Middle School | B | 1 | | Valpo Regional | Crown Point Community School Corporation | IN | |
| Science & Arts Academy | B | 1 | | Oakton (TBD) | Independent school | IL |
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| Thomas Jefferson Middle School | B | 1 | | Valpo Regional | Valparaiso Community Schools | IN | |
| Whiting High School | C | 2 | | Purdue University Northwest Regional | School City of Whiting | IN | |